1-Phenyl-1,2-ethanediol
Synonym(s):(±)-1-Phenyl-1,2-ethanediol;(±)-Phenylethylene glycol
- CAS NO.：93-56-1
- Empirical Formula: C8H10O2
- Molecular Weight: 138.16
- MDL number: MFCD00003546
- EINECS: 202-258-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 17:37:23
What is 1-Phenyl-1,2-ethanediol?
Chemical properties
White to light beige crystalline powder or flakes
The Uses of 1-Phenyl-1,2-ethanediol
1-Phenyl-1,2-ethanediol is used as a metabolite of Styrene (S687790) in mammals.
The Uses of 1-Phenyl-1,2-ethanediol
Esters as plasticizers.
Definition
ChEBI: 1-Phenyl-1,2-ethanediol is a member of benzenes.
Synthesis Reference(s)
Journal of the American Chemical Society, 88, p. 5498, 1966 DOI: 10.1021/ja00975a025
The Journal of Organic Chemistry, 59, p. 7133, 1994 DOI: 10.1021/jo00102a047
Purification Methods
Crystallise the diol from pet ether, Et2O, Et2O/*C6H6 (m 69-70o) or *C6H6. The dibenzoyl dervative has m 96-97o. [Beilstein 6 H 907, 6 I 444, 6 II 887, 6 III 4572, 6 IV 5939.]
Properties of 1-Phenyl-1,2-ethanediol
| Melting point: | 66-68 °C(lit.) |
| Boiling point: | 272-274 °C760 mm Hg(lit.) |
| Density | 1.0742 (rough estimate) |
| refractive index | 1.5340 (estimate) |
| Flash point: | 160°C |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Chloroform (Slightly), Ethanol, Methanol (Slightly) |
| pka | 13.61±0.20(Predicted) |
| form | Crystalline Powder or Flakes |
| color | White to light beige |
| Water Solubility | almost transparency |
| Merck | 14,8861 |
| BRN | 1306723 |
| CAS DataBase Reference | 93-56-1(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,2-Ethanediol, 1-phenyl-(93-56-1) |
| EPA Substance Registry System | Styrene glycol (93-56-1) |
Safety information for 1-Phenyl-1,2-ethanediol
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P501:Dispose of contents/container to..… |
Computed Descriptors for 1-Phenyl-1,2-ethanediol
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